28243236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3329}}^1$

素因数の和:3444

約数の個数: 48

約数和(自身を含む): 76083840

約数和(自身を除く): 47840604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2828, 3329, 4242, 6658, 8484, 9987, 13316, 19974, 23303, 39948, 46606, 69909, 93212, 139818, 279636, 336229, 672458, 1008687, 1344916, 2017374, 2353603, 4034748, 4707206, 7060809, 9414412, 14121618, 28243236]

約数ペア:

[(1, 28243236), (2, 14121618), (3, 9414412), (4, 7060809), (6, 4707206), (7, 4034748), (12, 2353603), (14, 2017374), (21, 1344916), (28, 1008687), (42, 672458), (84, 336229), (101, 279636), (202, 139818), (303, 93212), (404, 69909), (606, 46606), (707, 39948), (1212, 23303), (1414, 19974), (2121, 13316), (2828, 9987), (3329, 8484), (4242, 6658)]